lim(x(sin)^2)

lim(x(sin)^2) lim x→∞ (x+sin 2x)/2 求lim(x~无限大)(sin(x^(2)+5)/x^2) lim(x趋向0) x^2 / (sin^2) * x/3 lim(x趋向0) x^2 / (sin^2) * x/3 lim(sin(x^2*cos(1/x)))/x怎么做? lim(x趋向0)ln(1+sin x)/x^2 求极限lim(x-->0)x^2 sin(1/x), lim[(sin x)^tan x],x趋向于Pai/2 求极限 lim sin(x^2 * sin (1/x))/x x->0求极限 lim sin(x^2 * sin (1/x))/x x->0 lim（x→2）x-2 /sin( 求极限：lim(x*sin(1/x))^2 lim x->0(sqrt(sin(1/x^2)) 求极限 (lim→-1)sin(x+1)/2(x+1) lim sin 2x / sin 5x lim arctan x / xx趋近于0 x趋近于0 lim(x趋于0)(x^2-sin^2xcos^2x)/((x^2)sin^2x) 求极限lim.[( tanx-sinx) /(sin^2 2x)] lim→x-a (sin^2x-sin^2a)/(x-a)